20446812

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{179}}^1$

素因数の和:375

約数の個数: 72

約数和(自身を含む): 55036800

約数和(自身を除く): 34589988

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 167, 171, 179, 228, 334, 342, 358, 501, 537, 668, 684, 716, 1002, 1074, 1503, 1611, 2004, 2148, 3006, 3173, 3222, 3401, 6012, 6346, 6444, 6802, 9519, 10203, 12692, 13604, 19038, 20406, 28557, 29893, 30609, 38076, 40812, 57114, 59786, 61218, 89679, 114228, 119572, 122436, 179358, 269037, 358716, 538074, 567967, 1076148, 1135934, 1703901, 2271868, 3407802, 5111703, 6815604, 10223406, 20446812]

約数ペア:

[(1, 20446812), (2, 10223406), (3, 6815604), (4, 5111703), (6, 3407802), (9, 2271868), (12, 1703901), (18, 1135934), (19, 1076148), (36, 567967), (38, 538074), (57, 358716), (76, 269037), (114, 179358), (167, 122436), (171, 119572), (179, 114228), (228, 89679), (334, 61218), (342, 59786), (358, 57114), (501, 40812), (537, 38076), (668, 30609), (684, 29893), (716, 28557), (1002, 20406), (1074, 19038), (1503, 13604), (1611, 12692), (2004, 10203), (2148, 9519), (3006, 6802), (3173, 6444), (3222, 6346), (3401, 6012)]