20194865137964

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{59}}^1\times {\mathrm{523}}^1\times {\mathrm{1352203}}^1$

素因数の和:1352811

約数の個数: 72

約数和(自身を含む): 39579876490560

約数和(自身を除く): 19385011352596

約数列:

[1, 2, 4, 11, 22, 44, 59, 118, 121, 236, 242, 484, 523, 649, 1046, 1298, 2092, 2596, 5753, 7139, 11506, 14278, 23012, 28556, 30857, 61714, 63283, 123428, 126566, 253132, 339427, 678854, 1352203, 1357708, 2704406, 3733697, 5408812, 7467394, 14874233, 14934788, 29748466, 59496932, 79779977, 159559954, 163616563, 319119908, 327233126, 654466252, 707202169, 877579747, 1414404338, 1755159494, 2828808676, 3510318988, 7779223859, 9653377217, 15558447718, 19306754434, 31116895436, 38613508868, 41724927971, 83449855942, 85571462449, 166899711884, 171142924898, 342285849796, 458974207681, 917948415362, 1835896830724, 5048716284491, 10097432568982, 20194865137964]

約数ペア:

[(1, 20194865137964), (2, 10097432568982), (4, 5048716284491), (11, 1835896830724), (22, 917948415362), (44, 458974207681), (59, 342285849796), (118, 171142924898), (121, 166899711884), (236, 85571462449), (242, 83449855942), (484, 41724927971), (523, 38613508868), (649, 31116895436), (1046, 19306754434), (1298, 15558447718), (2092, 9653377217), (2596, 7779223859), (5753, 3510318988), (7139, 2828808676), (11506, 1755159494), (14278, 1414404338), (23012, 877579747), (28556, 707202169), (30857, 654466252), (61714, 327233126), (63283, 319119908), (123428, 163616563), (126566, 159559954), (253132, 79779977), (339427, 59496932), (678854, 29748466), (1352203, 14934788), (1357708, 14874233), (2704406, 7467394), (3733697, 5408812)]