20199953516

素因数分解:

$2^2\times {\mathrm{73}}^1\times {\mathrm{229}}^1\times {\mathrm{269}}^1\times {\mathrm{1123}}^1$

素因数の和:1698

約数の個数: 48

約数和(自身を含む): 36156607200

約数和(自身を除く): 15956653684

約数列:

[1, 2, 4, 73, 146, 229, 269, 292, 458, 538, 916, 1076, 1123, 2246, 4492, 16717, 19637, 33434, 39274, 61601, 66868, 78548, 81979, 123202, 163958, 246404, 257167, 302087, 327916, 514334, 604174, 1028668, 1208348, 4496873, 8993746, 17987492, 18773191, 22052351, 37546382, 44104702, 69177923, 75092764, 88209404, 138355846, 276711692, 5049988379, 10099976758, 20199953516]

約数ペア:

[(1, 20199953516), (2, 10099976758), (4, 5049988379), (73, 276711692), (146, 138355846), (229, 88209404), (269, 75092764), (292, 69177923), (458, 44104702), (538, 37546382), (916, 22052351), (1076, 18773191), (1123, 17987492), (2246, 8993746), (4492, 4496873), (16717, 1208348), (19637, 1028668), (33434, 604174), (39274, 514334), (61601, 327916), (66868, 302087), (78548, 257167), (81979, 246404), (123202, 163958)]