20804964394473

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{15737}}^1\times {\mathrm{7573}}^1$

素因数の和:23503

約数の個数: 96

約数和(自身を含む): 36595234480896

約数和(自身を除く): 15790270086423

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 153, 163, 357, 489, 1071, 1141, 1467, 2771, 3423, 7573, 8313, 10269, 15737, 19397, 22719, 24939, 47211, 53011, 58191, 68157, 110159, 128741, 141633, 159033, 174573, 267529, 330477, 386223, 477099, 802587, 901187, 991431, 1158669, 1234399, 1872703, 2407761, 2565131, 2703561, 3703197, 5618109, 7695393, 8110683, 8640793, 11109591, 16854327, 17955917, 20984783, 23086179, 25922379, 43607227, 53867751, 62954349, 77767137, 119176301, 130821681, 146893481, 161603253, 188863047, 305250589, 357528903, 392465043, 440680443, 834234107, 915751767, 1072586709, 1322041329, 2025997117, 2502702321, 2747255301, 6077991351, 7508106963, 14181979819, 18233974053, 19425737063, 42545939457, 58277211189, 127637818371, 135980159441, 174831633567, 330237530071, 407940478323, 990712590213, 1223821434969, 2311662710497, 2972137770639, 6934988131491, 20804964394473]

約数ペア:

[(1, 20804964394473), (3, 6934988131491), (7, 2972137770639), (9, 2311662710497), (17, 1223821434969), (21, 990712590213), (51, 407940478323), (63, 330237530071), (119, 174831633567), (153, 135980159441), (163, 127637818371), (357, 58277211189), (489, 42545939457), (1071, 19425737063), (1141, 18233974053), (1467, 14181979819), (2771, 7508106963), (3423, 6077991351), (7573, 2747255301), (8313, 2502702321), (10269, 2025997117), (15737, 1322041329), (19397, 1072586709), (22719, 915751767), (24939, 834234107), (47211, 440680443), (53011, 392465043), (58191, 357528903), (68157, 305250589), (110159, 188863047), (128741, 161603253), (141633, 146893481), (159033, 130821681), (174573, 119176301), (267529, 77767137), (330477, 62954349), (386223, 53867751), (477099, 43607227), (802587, 25922379), (901187, 23086179), (991431, 20984783), (1158669, 17955917), (1234399, 16854327), (1872703, 11109591), (2407761, 8640793), (2565131, 8110683), (2703561, 7695393), (3703197, 5618109)]