20101873218

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1\times {\mathrm{154243}}^1$

素因数の和:154391

約数の個数: 64

約数和(自身を含む): 47976053760

約数和(自身を除く): 27874180542

約数列:

[1, 2, 3, 6, 7, 14, 21, 29, 42, 58, 87, 107, 174, 203, 214, 321, 406, 609, 642, 749, 1218, 1498, 2247, 3103, 4494, 6206, 9309, 18618, 21721, 43442, 65163, 130326, 154243, 308486, 462729, 925458, 1079701, 2159402, 3239103, 4473047, 6478206, 8946094, 13419141, 16504001, 26838282, 31311329, 33008002, 49512003, 62622658, 93933987, 99024006, 115528007, 187867974, 231056014, 346584021, 478616029, 693168042, 957232058, 1435848087, 2871696174, 3350312203, 6700624406, 10050936609, 20101873218]

約数ペア:

[(1, 20101873218), (2, 10050936609), (3, 6700624406), (6, 3350312203), (7, 2871696174), (14, 1435848087), (21, 957232058), (29, 693168042), (42, 478616029), (58, 346584021), (87, 231056014), (107, 187867974), (174, 115528007), (203, 99024006), (214, 93933987), (321, 62622658), (406, 49512003), (609, 33008002), (642, 31311329), (749, 26838282), (1218, 16504001), (1498, 13419141), (2247, 8946094), (3103, 6478206), (4494, 4473047), (6206, 3239103), (9309, 2159402), (18618, 1079701), (21721, 925458), (43442, 462729), (65163, 308486), (130326, 154243)]