18805058980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{14753}}^1$

素因数の和:14965

約数の個数: 96

約数和(自身を含む): 43902238464

約数和(自身を除く): 25097179484

約数列:

[1, 2, 4, 5, 10, 17, 20, 23, 34, 46, 68, 85, 92, 115, 163, 170, 230, 326, 340, 391, 460, 652, 782, 815, 1564, 1630, 1955, 2771, 3260, 3749, 3910, 5542, 7498, 7820, 11084, 13855, 14753, 14996, 18745, 27710, 29506, 37490, 55420, 59012, 63733, 73765, 74980, 127466, 147530, 250801, 254932, 295060, 318665, 339319, 501602, 637330, 678638, 1003204, 1254005, 1274660, 1357276, 1696595, 2404739, 2508010, 3393190, 4809478, 5016020, 5768423, 6786380, 9618956, 11536846, 12023695, 23073692, 24047390, 28842115, 40880563, 48094780, 55308997, 57684230, 81761126, 110617994, 115368460, 163522252, 204402815, 221235988, 276544985, 408805630, 553089970, 817611260, 940252949, 1106179940, 1880505898, 3761011796, 4701264745, 9402529490, 18805058980]

約数ペア:

[(1, 18805058980), (2, 9402529490), (4, 4701264745), (5, 3761011796), (10, 1880505898), (17, 1106179940), (20, 940252949), (23, 817611260), (34, 553089970), (46, 408805630), (68, 276544985), (85, 221235988), (92, 204402815), (115, 163522252), (163, 115368460), (170, 110617994), (230, 81761126), (326, 57684230), (340, 55308997), (391, 48094780), (460, 40880563), (652, 28842115), (782, 24047390), (815, 23073692), (1564, 12023695), (1630, 11536846), (1955, 9618956), (2771, 6786380), (3260, 5768423), (3749, 5016020), (3910, 4809478), (5542, 3393190), (7498, 2508010), (7820, 2404739), (11084, 1696595), (13855, 1357276), (14753, 1274660), (14996, 1254005), (18745, 1003204), (27710, 678638), (29506, 637330), (37490, 501602), (55420, 339319), (59012, 318665), (63733, 295060), (73765, 254932), (74980, 250801), (127466, 147530)]